glibc/sysdeps/unix/sysv/linux/configure
Ulrich Drepper 1ef32c3dc4 update from main archive 970121
1997-01-21  Paul Eggert  <eggert@twinsun.com>

	* posix/getopt.c (_getopt_internal): Return -1, not EOF, when args
	are exhausted; this is required by POSIX.2.
	* catgets/gencat.c, db/makedb.c, locale/programs/locale.c,
	locale/programs/localedef.c, manual/examples/subopt.c,
	posix/getopt.c, posix/getopt1.c, stdio-common/bug4.c,
	sunrpc/rpcinfo.c (main): Check getopt return value against -1, not EOF.

Tue Jan 21 23:10:40 1997  Ulrich Drepper  <drepper@cygnus.com>

	* version.h (VERSION): Bump to 1.102.

	* sysdeps/unix/sysv/linux/alpha/Dist: Add kernel_sigaction.h.

	* elf/Makefile: Don't use CFLAGS-dl-load.c, but instead
	CPPFLAGS-dl-load.c so that dependencies can be determined correctly.
	* elf/dl-load.c: Fix comment.

	* time/Banner: New file.
	* time/Makefile (distribute): Add Banner.

	Update from ADO tzcode1997a and tzdata1997a.
	* time/antarctica: Update.
	* time/australia: Update.
	* time/zdump.c: Update.
	* time/zic.c: Update.
	* time/zone.tab: Update.

Mon Jan 20 08:38:32 1997  H.J. Lu  <hjl@gnu.ai.mit.edu>

	* config.make.in (has-ldconfig): New variable.

	* configure, configure.in (has_ldconfig): New substitute.

	* sysdeps/unix/sysv/linux/configure.in (has_ldconfig): New,
	check if $srcdir/elf/ldconfig.c exists.

	* Makeconfig (rootsbindir): New, default as
	$(exec_prefix)/sbin.
	(rtld-version-installed-name): New, default as
	ld-$(version).so.

	* Makefile (install): Call `$(common-objpfx)elf/ldconfig -d'
	only if $(cross-compiling) is no and $(build-shared) is yes.

	* Makerules (make-shlib-link): New macro.
	($(slibdir)/libfoo.so.$(libfoo.so-version)): Use
	$(make-shlib-link) for symlink.
	(install-rootsbin, install-rootsbin-nosubdir): New.
	(install-no-libc.a-nosubdir): Add
	install-rootsbin-nosubdir.

	* Rules (others): Add $(install-rootsbin).

	* config.make.in (rootsbindir): New.

	* configure, configure.in (libc_cv_rootsbindir): New
	substitute.

	* elf/Makefile (others, install-rootsbin): New, set to
	ldconfig.
	(+link): New for static linking.
	($(slibdir)/$(rtld-version-installed-name)): New.
	($(slibdir)/$(rtld-installed-name)): Depend on
	$(slibdir)/$(rtld-version-installed-name) and use
	$(make-shlib-link) for symlink.

	* sunrpc/xdr.c (xdr_string): Return FALSE if sp == NULL
	while XDR_ENCODE.

	* sysdeps/unix/sysv/linux/a.out.h: Use #include_next for
	glibc internals.

	* sysdeps/unix/sysv/linux/configure.in (libc_cv_rootsbindir):
	New, set to "/sbin" if "$prefix" == "/usr".

Tue Jan 21 13:38:39 1997  Ulrich Drepper  <drepper@cygnus.com>

	* Makefile (distribute): Add glibcbug.in.
	Reported by Philip Blundell <pjb27@cam.ac.uk>.

	* elf/Makefile ($(objpfx)trusted-dirs.h): Create elf/ subdir in
	build directory if necessary.
	Reported by marcus@shannon.sysc.pdx.edu (Marcus G. Daniels).
1997-01-22 05:26:05 +00:00

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# Local configure fragment for sysdeps/unix/sysv/linux.
# On Linux, the default is to use libio instead of stdio.
test $stdio = default && stdio=libio
# We also use the new malloc by default.
test $malloc = default && malloc=new-malloc
# Don't bother trying to generate any glue code to be compatible with the
# existing system library, because we are the only system library.
inhibit_glue=yes
echo $ac_n "checking installed Linux kernel header files""... $ac_c" 1>&6
echo "configure:15: checking installed Linux kernel header files" >&5
if eval "test \"`echo '$''{'libc_cv_linux2010'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
#line 20 "configure"
#include "confdefs.h"
#include <linux/version.h>
int main() {
#if LINUX_VERSION_CODE < ( *65536+ 0 *256+ 10) /* .0.10 */
eat flaming death
#endif
; return 0; }
EOF
if { (eval echo configure:29: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
libc_cv_linux2010='2.0.10 or later'
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
libc_cv_linux2010='TOO OLD!'
fi
rm -f conftest*
fi
echo "$ac_t""$libc_cv_linux2010" 1>&6
if test "$libc_cv_linux2010" != '2.0.10 or later'; then
{ echo "configure: error: GNU libc requires kernel header files from
Linux 2.0.10 or later to be installed before configuring.
The kernel header files are found usually in /usr/include/asm and
/usr/include/linux; make sure these directories use files from
Linux 2.0.10 or later. This check uses <linux/version.h>, so
make sure that file was built correctly when installing the kernel header
files." 1>&2; exit 1; }
fi
# The Linux filesystem standard prescribes where to place "essential"
# files. I.e., when the installation prefix is "/usr" we have to place
# shared library objects and the configuration files on the root partition
# in /lib and /etc.
if test "$prefix" = "/usr"; then
libc_cv_slibdir="/lib"
libc_cv_sysconfdir="/etc"
libc_cv_rootsbindir="/sbin"
fi
# Under Linux the LinuxThreads and crypt add-on should be available.
case $add_ons in
# Both are available. Good.
*linuxthreads*crypt* | *crypt*linuxthreads*)
message=
;;
*linuxthreads*)
message="\
*** WARNING:
*** Are you sure you do not want to use the \`crypt' add-on?"
;;
*crypt*)
message="\
*** WARNING:
*** Are you sure you do not want to use the \`linuxthread' add-on?"
;;
*)
message="\
*** WARNING: Are you sure you do not want to use the \`linuxthreads'
*** and \`crypt' add-ons?"
;;
esac
if test "$message"; then
if test $enable_sanity = yes; then
echo "\
*** You should not compile the GNU libc without the \`linuxthreads' and
*** \`crypt' add-on. Not using them risks to be incompatible with the
*** libraries of other systems. Consider getting the add-ons and restart
*** the configuration.
*** If you really mean to avoid those add-ons run configure again, now
*** using the extra parameter \`--disable-sanity-checks'."
exit 1
else
echo "$message"
fi
fi
# Check whether `ldconfig' sources are available. This will go away as soon
# as ldconfig is available in GNU libc.
if test -f $srcdir/elf/ldconfig.c; then
has_ldconfig=yes
fi